These filter bags are specifically engineered to filter water and capture asbestos residue during the cleaning of asbestos roofs. They ensure a maximum of 0.03% asbestos solids per liter of filtered water. The bags can also be employed for cleaning cement roofs, effectively collecting moss and dirt. Tested by the Danish Technological Institute and Scandinavian Asbestos & Mineral Analysis. Supplied in packs of 10 in dimensions of 100 x 160 x 110 cm.